Weather Alert ...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Chester. Mississippi River at Mel Price LD. Missouri River at St. Charles. Missouri River at Washington. Missouri River at Hermann. Missouri River near Chamois. Missouri River at Jefferson City. Meramec River near Arnold. Osage River near Mari-Osa Campground. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor